Risk of importation of poliovirus still persists: WHO official
Polio transmission may be at its lowest-ever levels globally, but a top WHO official warns that the risk of importation of the virus into all polio-free areas still persists. On January 13, WHO South-East Asia Region completed five years without any case of wild poliovirus.
Jan 17, 2016, 13:06 PM ISTWorld Polio Day: Fewer children with polio, says UNICEF
Never before in the history of polio have so few children contracted the virus, but the international community cannot rest until the number of cases is zero, the UN Children's Fund (UNICEF) said on the eve of World Polio Day.
Oct 24, 2015, 11:59 AM IST